admin-bar

/* Front end */ show_admin_bar( false ); /* back end */ function disableAdminBar(){ remove_action( ‘admin_footer’, ‘wp_admin_bar_render’, 1000 ); function remove_admin_bar_style_backend() { echo ‘<style>body.admin-bar #wpcontent, body.admin-bar #adminmenu { padding-top: 0px !important; }</style>’; } add_filter(‘admin_head’,’remove_admin_bar_style_backend’); } add_action(‘init’, ‘disableAdminBar’); Modified version of http://wp.tutsplus.com/tutorials/how-to-disable-the-admin-bar-in-wordpress-3-3/

This is just a CSS edit. You don’t need to alter how or where the admin menu loads. Add … #wpadminbar { position: absolute; } to your theme’s stylesheet.

need help styling dashicon in admin bar

Using an SVG icon for an Admin menu bar item

Perhaps you could use $wp_admin_bar->get_nodes(); to get all toolbar nodes, then loop them through and modify the right nodes as needed. Something along these lines, add_action( ‘admin_bar_menu’, ‘customize_my_wp_admin_bar’, 80 ); function customize_my_wp_admin_bar( $wp_admin_bar ) { $all_toolbar_nodes = $wp_admin_bar->get_nodes(); if ( ! $all_toolbar_nodes ) { return; } foreach ( $all_toolbar_nodes as $node ) { // Skip … Read more

You need to hook into ‘wp_before_admin_bar_render’, not ‘admin_bar_menu’. According to the documentation an action attached to this hook fires before the admin bar is rendered.

To answer your information from the comments (which actually should be edits to the question): So far, it has been very easy to use WP to replace my self-made code used to manage users’ login, write and output posts and static pages in 3 of my existing websites, without altering anything else the websites. You … Read more

Yes it is possible, there is a code: // inside functions file add_filter(‘show_admin_bar’, ‘__return_false’);